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kernel/linux-rt-4.4.41/arch/alpha/oprofile/op_impl.h 1.37 KB
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  /**
   * @file arch/alpha/oprofile/op_impl.h
   *
   * @remark Copyright 2002 OProfile authors
   * @remark Read the file COPYING
   *
   * @author Richard Henderson <rth@twiddle.net>
   */
  
  #ifndef OP_IMPL_H
  #define OP_IMPL_H 1
  
  /* Per-counter configuration as set via oprofilefs.  */
  struct op_counter_config {
  	unsigned long enabled;
  	unsigned long event;
  	unsigned long count;
  	/* Dummies because I am too lazy to hack the userspace tools.  */
  	unsigned long kernel;
  	unsigned long user;
  	unsigned long unit_mask;
  };
  
  /* System-wide configuration as set via oprofilefs.  */
  struct op_system_config {
  	unsigned long enable_pal;
  	unsigned long enable_kernel;
  	unsigned long enable_user;
  };
  
  /* Cached values for the various performance monitoring registers.  */
  struct op_register_config {
  	unsigned long enable;
  	unsigned long mux_select;
  	unsigned long proc_mode;
  	unsigned long freq;
  	unsigned long reset_values;
  	unsigned long need_reset;
  };
  
  /* Per-architecture configuration and hooks.  */
  struct op_axp_model {
  	void (*reg_setup) (struct op_register_config *,
  			   struct op_counter_config *,
  			   struct op_system_config *);
  	void (*cpu_setup) (void *);
  	void (*reset_ctr) (struct op_register_config *, unsigned long);
  	void (*handle_interrupt) (unsigned long, struct pt_regs *,
  				  struct op_counter_config *);
  	char *cpu_type;
  	unsigned char num_counters;
  	unsigned char can_set_proc_mode;
  };
  
  #endif